Howland Maine Climate Data

Monthly Average Climate Data for Howland Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.1 °F26.6 °F3.28 in.
February5.0 °F29.7 °F2.81 in.
March17.1 °F38.6 °F3.24 in.
April29.8 °F50.9 °F3.75 in.
May40.4 °F64.1 °F3.53 in.
June49.5 °F73.3 °F4.65 in.
July55.7 °F79.0 °F3.47 in.
August53.6 °F78.6 °F3.64 in.
September45.6 °F70.6 °F3.86 in.
October34.7 °F57.4 °F4.68 in.
November26.3 °F44.3 °F4.17 in.
December14.0 °F33.2 °F4.29 in.
Annual31.3 °F53.9 °F45.37 in.

Climate Data for Howland Maine

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year